Projection lamp



FIG. 1 is a bottom, rear, and left side perspective view of a projection lamp showing my new design;

FIG. 2 is a bottom, front, and left side perspective view thereof;

FIG. 3 is a bottom, rear, and left side perspective view thereof with the battery cover omitted;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a right side elevational view thereof;

FIG. 8 is a front elevational view thereof; and,

FIG. 9 is a rear elevational view thereof.

The broken lines in the drawings illustrate portions of the projection lamp that form no part of the claimed design. 

CLAIM The ornamental design for a projection lamp, as shown and described. 